feat: metrics (#111)

* exposes metrics port

Signed-off-by: Alex Jones <[email protected]>

* exposes metrics port

Signed-off-by: Alex Jones <[email protected]>

Signed-off-by: Alex Jones <[email protected]>

Author: AlexsJones

Makefile

@@ -2,7 +2,7 @@
 # Image URL to use all building/pushing image targets
 IMG ?= controller:latest
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
-FLAGD_VERSION=v0.2.1
+FLAGD_VERSION=v0.2.3
 ENVTEST_K8S_VERSION = 1.23
 
 # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)

webhooks/pod_webhook.go

@@ -260,6 +260,12 @@ func (m *PodMutator) injectSidecar(pod *corev1.Pod, configMap string, featureFla
 			},
 		},
 		Env: envs,
+		Ports: []corev1.ContainerPort{
+			{
+				Name:          "metrics",
+				ContainerPort: 8014,
+			},
+		},
 	})
 	return json.Marshal(pod)
 }